PRODUCT IMPROVEMENT PROGRAM FOR PERFORMING BASIC ENGINE RECONFIGURATION ON CERTAIN 3126E ON-HIGHWAY TRUCK ENGINES MANUFACTURED IN 2002 AND USED IN INDUSTRIAL YARD JOCKEY APPLICATIONS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR PERFORMING BASIC ENGINE RECONFIGURATION ON CERTAIN 3126E ON-HIGHWAY TRUCK ENGINES MANUFACTURED IN 2002 AND USED IN INDUSTRIAL YARD JOCKEY APPLICATIONS

Usage:

REBE7493-00

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20Sep2011

U-395

TT-11

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR PERFORMING BASIC ENGINE RECONFIGURATION ON CERTAIN 3126E ON-HIGHWAY TRUCK ENGINES MANUFACTURED IN 2002 AND USED IN INDUSTRIAL YARD JOCKEY APPLICATIONS
1062 1091		PI31918

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI31918" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI31918" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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NOTE:

The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.

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COMPLETION DATE	TERMINATION DATE
31Mar2012	30Sep2012

PROBLEM

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Certain 3126E On-Highway Truck Engines Manufactured in 2002 and used in
Industrial yard jockey applications need to have aftertreatment converter muffler installed.

AFFECTED PRODUCT

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Model	Identification Number
3126E	CKM20186, 48301, 48390, 48472, 48730, 50441, 50763, 50793, 63715, 63977, 63982, 63996, 63998, 66188, 66195-66196

PARTS NEEDED

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Qty	Part Number	Description
1	105275	Elbow 90 degree
1	109022	Locknut 3/8 nc
1	109032	Flat washer 3/8 std plated
1	109245	Bolt 3/8 X 2 nc
1	127452	Clamp lap joint 5
1	130014	Strap muffler
1	500453	Clamp lap joint 4
1	CCM	Aftertreatment Converter Muffler
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 45% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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The following people should be contacted for the engines sold by their dealerships:

Ryan Jacabson (Nebraska Machine) 402-891-7518 - Contact Ryan for those engines sold by High Plains Power (Nebraska Machine)

Paul Cosper (Holt Power Systems) 972-721-5822 ? Contact Paul for those engines sold by Holt Power.

See the attached Rework Procedure.

NOTE: For the parts to be installed see the parts needed section.

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OWNER NOTIFICATION

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U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
100%	100%	0%	0%	0%	0%

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NOTE: This is a 1.0-hour job
Contact Larry Aldridge @ Holt-Cat Power Systems to order the above parts. Ph: 903-553-4329. Submit your claim for the above amount plus shipping under misc expenses.

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PARTS DISPOSITION

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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

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COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR PERFORMING BASIC ENGINE
RECONFIGURATION

MODELS INVOLVED - CERTAIN 3126E ON HIGHWAY TRUCK ENGINES MANUFACTURED IN 2002
AND USED IN INDUSTRIAL YARD JOCKEY APPLICATIONS

Dear Caterpillar Product Owner:

Basic engine reconfiguration needs to be performed on the products listed
below. Your dealer will install an aftertreatment device (converter muffler) in
the exhaust system. You will not be charged for the service performed.

Contact your local Caterpillar dealer immediately to schedule this service. The
dealer will advise you of the time required to complete this service. Please
refer the dealer to their Service Letter dated April 21, 2005 when scheduling
this service.

We regret the inconvenience this may cause you, but urge you to have this
service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.
Identification #(s)

Please refer the dealer to their Service Letter dated 20Sep2011 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to 20Sep2011 Service Letter

Rework Procedure

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Step 1: Remove clamp and pipe from top of muffler.

Step 2: Remove lower clamp holding elbow going into bottom of muffler.

Step 3: Tap elbow down and remove from muffler.

Step 4: Remove last three clamps holding muffler to bracket and remove muffler.

Step 5: Remove two bolts securing guard to muffler.

Step 6: Remove the guard.

Step 7: Put guard on new converter muffler using 2 new 6 inch bolts and nuts.

Step 8: Slide 1 adapter into each end of converter muffler.

Step 9: Install 3 clamps (5 inch) on converter muffler and secure to brackets, tighten clamps.

Step 10: Install elbow into inlet (lower) of converter muffler.

Step 11: Install 4 inch clamp and tighten.

Step 12: Install outlet pipe into top of converter muffler.

Step 13: Install 4 inch clamp and tighten.

Step 14: Look over to make sure all nuts and bolts are tight.